Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 4:31 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 1,242 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo-Control Supplement Clear all
Not listed Not applicable Interventional Accepts healthy volunteers

Clinical Study on Prodovite® VMP35 Supplement on Athletic Performance

NCT04121481
View directory record Official record
Conditions
Athletic Performance
Interventions
Clinical Investigation on Enhanced Sports Nutrition and Performance Activities by Prodovite VMP35 Supplement, Broad Spectrum Safety
Dietary Supplement
Lead sponsor
Victory Nutrition International, Inc.
Industry
Eligibility
18 Years to 74 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cornelius, North Carolina
Source: ClinicalTrials.gov public record
Updated May 7, 2021 · Synced Oct 20, 2026, 4:31 AM EDT
Recruiting Phase 2 Interventional

FAST for DM - Fatty Acid Supplementation Trial (FAST) for Dermatomyositis (DM)

NCT07111065
View directory record Official record
Conditions
Dermatomyositis (DM), Juvenile Dermatomyositis (JDM)
Interventions
FISH OIL 500MG OMEGA-3 SOFT GEL MINIS, Placebo
Dietary Supplement
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 60 Years
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Vitamin D on 25-hydroxyvitamin D Levels and Physical Function

NCT02293187
View directory record Official record
Conditions
Vitamin D Deficiency, Sarcopenia
Interventions
vitamin D3, Placebo
Dietary Supplement · Other
Lead sponsor
Tufts University
Other
Eligibility
60 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 21, 2019 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Evaluation of the Effects of a Non-Caffeinated Energy Dietary Supplement

NCT04895800
View directory record Official record
Conditions
Health Behavior
Interventions
Phytovive, Placebo, Caffeine
Dietary Supplement
Lead sponsor
Nova Southeastern University
Other
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Davie, Florida
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Dietary Supplement on Markers of Glucose Control and Quality of Life

NCT05573607
View directory record Official record
Conditions
Blood Glucose
Interventions
Placebo, Chromium
Dietary Supplement
Lead sponsor
The Center for Applied Health Sciences, LLC
Industry
Eligibility
21 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Canfield, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 10, 2022 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Influenza Virus Vaccine Plus Vitamin A and D Supplements for Prevention of Respiratory Virus Infections in Children

NCT02649192
View directory record Official record
Conditions
Healthy Participants
Interventions
Influenza virus vaccine, Vitamins A and D, Placebo
Biological · Dietary Supplement · Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
2 Years to 8 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 29, 2019 · Synced Oct 20, 2026, 4:31 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Study to Investigate the Effect of a Multivitamin, Multi-nutrient Supplement on Mental and Emotional Wellbeing

NCT07146321
View directory record Official record
Conditions
Menopause
Interventions
multi-vitamin, multi-nutrient, Placebo
Dietary Supplement
Lead sponsor
Biologica Inc
Industry
Eligibility
43 Years to 55 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Placebo Controlled Double Masked Clinical Assessment Study of Essential Fatty Acid Supplement and Its Effect on Patients With Apparent Aqueous Deficient Dry Eye Syndrome

NCT00344721
View directory record Official record
Conditions
Dry Eye Syndrome
Interventions
Omega-3 fatty acid supplement, Placebo
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 14, 2018 · Synced Oct 20, 2026, 4:31 AM EDT
Not listed Not applicable Interventional

Assess the Effects of a Limosilactobacillus Supplement on Recurrence of UTI in Healthy Women During a 6-month Period

NCT05793814
View directory record Official record
Conditions
Uncomplicated Symptomatic Urinary Tract Infections
Interventions
Limosilactobacillus reuteri 3613, Placebo
Dietary Supplement
Lead sponsor
Church & Dwight Company, Inc.
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 31, 2023 · Synced Oct 20, 2026, 4:31 AM EDT
Recruiting Phase 2Phase 3 Interventional

Choline and Iron Deficiency

NCT06527391
View directory record Official record
Conditions
Pediatric Iron Deficiency, Anemia
Interventions
choline bitartrate, placebo drug
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
5 Months to 7 Months
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Phase 4 Interventional Results available

Clinical Trial of Niagen to Examine Recovery in People With Persistent Cognitive and Physical Symptoms After COVID-19

NCT04809974
View directory record Official record
Conditions
Covid19, Sequelae of; Infection, Cognitive Symptom
Interventions
Niagen
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Influence of Melatonin on Cardiovascular and Thermoregulatory Responses to Stress

NCT07138443
View directory record Official record
Conditions
Stress, Mental Stress
Interventions
Melatonin 3 MG Oral Tablet, Placebo Oral Tablet
Dietary Supplement
Lead sponsor
Baylor University
Other
Eligibility
18 Years to 70 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Waco, Texas
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effect of Selenium Intervention on Inflammation in Older Adults

NCT01289925
View directory record Official record
Conditions
Inflammation
Interventions
Selenium, Sugar Pill Placebo
Dietary Supplement · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
70 Years to 110 Years
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 9, 2018 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional

Mechanisms of Palmitoylethanolamide (PEA) to Alter Pain Sensitivity in Knee Osteoarthritis

NCT05406726
View directory record Official record
Conditions
Osteoarthritis, Knee
Interventions
palmitoylethanolamide, Placebo
Dietary Supplement
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
40 Years to 80 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 5, 2024 · Synced Oct 20, 2026, 4:31 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

Targeting ER Stress in Vascular Dysfunction

NCT04001647
View directory record Official record
Conditions
Vasodilation, Arterial Stiffness
Interventions
Acetylcholine, Sodium Nitroprusside, Ascorbic Acid
Drug
Lead sponsor
Colorado State University
Other
Eligibility
18 Years to 80 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Oct 20, 2026, 4:31 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

The Effects of Vitamin C on Acute-Exercise in Postmenopausal Females

NCT07109115
View directory record Official record
Conditions
Females, Males, Menopause, Sedentary, Healthy Participants
Interventions
Vitamin C (Ascorbic Acid)
Dietary Supplement
Lead sponsor
University of Virginia
Other
Eligibility
45 Years and older
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Probiotics for Prevention of Antibiotic Associated Diarrhea and Clostridium Difficile Associated Disease

NCT02076438
View directory record Official record
Conditions
Diarrhea
Interventions
Probiotics
Dietary Supplement
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 89 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 23, 2016 · Synced Oct 20, 2026, 4:31 AM EDT
Active, not recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Nicotinamide and Pyruvate for Open Angle Glaucoma: A Randomized Clinical Study

NCT05695027
View directory record Official record
Conditions
Primary Open Angle Glaucoma
Interventions
Dietary supplements - Nicotinamide and Pyruvate, Placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
35 Years to 85 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
3
States / cities
Palo Alto, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Centella Asiatica in Older Adults

NCT06472791
View directory record Official record
Conditions
Endothelial Dysfunction
Interventions
Centella Asiatica, Placebo Comparator
Dietary Supplement
Lead sponsor
National University of Natural Medicine
Other
Eligibility
50 Years to 85 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Daily Oral Care Lozenge on Oral Health and Quality of Life in Older Adults

NCT03693027
View directory record Official record
Conditions
Oral Health
Interventions
PTx800 lozenges, Placebo control
Dietary Supplement
Lead sponsor
Primal Therapies Inc.
Industry
Eligibility
60 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 9, 2018 · Synced Oct 20, 2026, 4:31 AM EDT
Completed Not applicable Interventional

Effect of Supplemental Oral Curcumin in Patients With Atopic Asthma

NCT01179256
View directory record Official record
Conditions
Atopic Asthma
Interventions
CURCUMIN, no intervention other than stopping study
Dietary Supplement · Other
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 60 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Aug 11, 2010 · Synced Oct 20, 2026, 4:31 AM EDT
Not listed Phase 2 Interventional

Catamenial Epilepsy Treatment

NCT01299870
View directory record Official record
Conditions
Epilepsy
Interventions
AED treatment plus placebo, Keishibukuryogan
Drug
Lead sponsor
Timothy Welty, PharmD
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 14, 2012 · Synced Oct 20, 2026, 4:31 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Haskap Berries on Recovery From High Intensity Resistance Training

NCT07344727
View directory record Official record
Conditions
Inflammation, Oxidative Stress, Resistance Exercise, Recovery, Exercise Performance Recovery
Interventions
Haskap berry smoothie, Placebo Comparator
Dietary Supplement
Lead sponsor
Montana State University
Other
Eligibility
18 Years to 35 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Bozeman, Montana
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Oct 20, 2026, 4:31 AM EDT
Active, not recruiting Not applicable Interventional

Randomized Trial of Enteral Vitamin D Supplementation in Infants < 28 Weeks Gestational Age or <1000 Grams Birth Weight

NCT05694689
View directory record Official record
Conditions
Vitamin D Deficiency
Interventions
Placebo, 800 IU/day vitamin D supplementation with feedings in the first 28 days after birth, Usual Care
Dietary Supplement · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
24 Hours to 96 Hours
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 20, 2026, 4:31 AM EDT